Mixed Quantitative Aptitude Questions Set 168

Directions(1-5): Find the missing term '?' of the following number series.

1. 5,17,31,47,65,?
   60
   77
   91
   85
   70
   Option D
   +12,+14,+16,+18,+20
   ? = 85
   
   
    



2. 5,18,?,83,135,200
   38
   25
   20
   47
   44
   Option E
   +13*1
   +13*2
   +13*3
   +13*4
   +13*5
   ? = 44
   
   
    



3. 23,27,35,?,63,83
   39
   28
   47
   40
   32
   Option C
   +4,+8,+12,+16,+20
   ? = 47
   
   
    



4. 216,221,228,239,?,269
   220
   252
   212
   236
   240
   Option B
   +5,+7,+11,+13,+17
   ? = 252
   
   
    



5. 125,124,?,111,95,70
   100
   150
   180
   170
   120
   Option E
   -1,-4,-9,-16,-25
   ? = 120
   
   
    



6. Amar and Anish started a business by investing Rs 8,000 and Rs 9,000 respectively. After 4 months Amar withdrew Rs 400 and Anish added Rs 400 more. What is the share of Anish from the profit of Rs 10,200?
   Rs.5151
   Rs.5000
   Rs.4852
   Rs.5560
   Rs.5152
   Option D
   8000*4 + 7600*8 : 9000*4 + 9400*8
   116 : 139
   Share of B = 139/(116+139) * 10200 = Rs.5560
   
   
    



7. The ratio of the present age of Harish to that of Ram is 3 : 11. Ram is 12 years younger than Mohan. Mohan’s age after 7 years will be 85 years. What is the present age of Harish’s father, who is 25 years older than Harish?
   49 years
   37 years
   33 years
   43 years
   40 years
   Option D
   11x = 85 – 7 – 12
   x = 6
   Present age of Harish = 18
   Present age of Harish’s father = 18 + 25 = 43 years
   
   
    



8. Two Vans start from a place with a speed of 50 kmph at an interval of 12 minutes. What is the speed of a car coming from the opposite direction towards the place if the car meets the vans at an interval of 10 minutes?
   12
   14
   18
   10
   16
   Option D
   50*12/60 = 10/60 * (50+x)
   600 = 500 + 10x
   x = 10 kmph
   
   
    



9. Krish found that he had made a loss of 10% while selling his TV. He also found that had he sold it for Rs.50 more, he would have made a profit of 5%. The initial loss was what percentage of the profit earned, had he sold the TV for a 5% profit ?
   130%
   150%
   120%
   200%
   100%
   Option D
   Profit= 5%
   5% of CP = Rs. 50
   CP = Rs. 1000
   Now, Loss% = 10%
   Loss =Rs. 100
   Required % = (100/50)*100 = 200%
   
   
    



10. From a pack of 52 cards, 2 cards are drawn at random. What is the probability that either both are red or both are kings?
    57/222
    53/227
    50/223
    55/221
    51/220
    Option D
    Required prob = 26C2/52C2 + 4C2/52C2 – 2C2/52C2
    = 55/221